Usually called "Kim Kook Jong" on the show. Originally having an awkward relationship with Lee Hyo-Ri, and eventually Park Yejin, they later develop into fake "romance scandals". He also retorts Yoo Jaesuk and Yoon Jongshin.

Giving the image as "Chunderella" and "Clumsy Cheon-Hee", he originally seemed to be a strong player, but was later determined to be naive and clumsy. He is constantly picked on by Kim Soo-Ro. He left after his one-year contract ended, along with Park Ye Jin. Lee Cheon-Hee along with Park Ye-Jin returned for the last episode of Season 1.

Originally seems as a pleasant, sweet lady, she later shows her true colors as the "Sweet, Vicious Miss Ye Jin" through her vicious ways in preparing animals for food, and her bravery towards capturing them. She left after her one-year contract ended, along with Lee Cheon-Hee. Park Ye-Jin along with Lee Cheon-Hee returned for the last episode of Season 1.

Giving the image of a "City Girl", she has become close with Lee Hyori on the show. She left the show after only 6 months due to health issues/fractured on her waist that she acquired during shooting in Las Vegas. Park Si-Yeon returned for the last episode of Season 1.